| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.375 INCHES MINIMUM AND 1.437 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.516 INCHES MINIMUM AND 1.578 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.172 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.398 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | WASHER |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHNE, 125,000 PSI-CROWNEDHEXAGON HEAD, ADJUSTING |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2, CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
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